Why Delta Air Lines Retired Its Boeing 777 Fleet

A 21% fuel burn gap pushed Delta Air Lines to retire all 18 of its Boeing 777 widebodies.

Photo: Simple Flying

Fuel burn gap
21%
Fleet retired
18 Boeing 777s

Delta Air Lines walked away from its entire Boeing 777 fleet, ending long-haul service for all 18 of the twinjets.

The deciding factor came down to operational efficiency. A substantial 21% fuel burn gap ultimately prompted the SkyTeam carrier to retire the widebody fleet for good.

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